Implement MFA Enforcement

src/components/auth/TOTPSetup.tsx

@@ -113,16 +113,14 @@ export function TOTPSetup() {
 
       toast({
         title: 'TOTP Enabled',
-        description: 'Two-factor authentication has been successfully enabled for your account.'
+        description: 'Please sign in again to activate MFA protection.'
       });
 
-      // Reset state and refresh factors
-      setEnrolling(false);
-      setQrCode('');
-      setSecret('');
-      setFactorId('');
-      setVerificationCode('');
-      fetchTOTPFactors();
+      // Force sign out to get new session with AAL2
+      setTimeout(async () => {
+        await supabase.auth.signOut();
+        window.location.href = '/auth';
+      }, 2000);
     } catch (error: any) {
       toast({
         title: 'Error',